Originally Posted by
speedracerntrixie
The most important aspect of this is out of the picture. Steve, can you post a picture of the plug cap?
It won't tell you anything. The earlier CH Ignitions just had a rubber cap like is on most weedeaters, blowers, chainsaws, etc. From right near the rubber cap, a lead from the shielding exited, and it was to be securely grounded to the engine.
AV8TOR